Pyralid May 2026

: These herbicides are "horribly persistent" and do not break down quickly in manure or compost heaps unless exposed to specific soil microbes over time.

: Gardeners often perform a "bioassay" (a growth test) by planting sensitive seeds like beans in suspected compost to see if they emerge with curled leaves before using the compost on their main garden beds. pyralid

: The most common sign of -pyralid damage is distorted, curled, or "cupped" new growth on sensitive plants like tomatoes, potatoes, peas, and beans. : These herbicides are "horribly persistent" and do